> One thing that logic would dictate though is that Russia would be extremely low on the list of suspects since they gain nothing and are negatively affected in every manner possible by being in any way behind such actions.

Or one could choose not to take this in isolation from all the acts of brazen and identified sabotage Russia does, slashing deep-sea cables in international waters with their shadow fleets, organizing psyop campaigns throughout the entire continent that can be traced back right to their government units, and so on :-)